Linked Service Systems for USDL.
- LSS-USDL v1 contains the first specification developed in 2013. It only has the 6-star interaction model.
- LSS-USDL v2 contains the second specification developed in 2014 and includes the control flow specification between interactions.
Both vocabularies can be accessed from w3id.org:
Next steps include the development of applications using LSS-USDL v2.